/*
 * Copyright 2022. Huawei Technologies Co., Ltd. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package cn.ewan.cloud.tenant.data.router.core.business.plugin.request;

import cn.ewan.cloud.tenant.data.router.core.business.context.TenantContext;
import cn.ewan.cloud.tenant.data.router.core.common.constants.TenantConstants;
import cn.ewan.cloud.tenant.data.router.core.common.util.TenantLog;
import feign.RequestInterceptor;
import feign.RequestTemplate;
import org.apache.commons.lang3.StringUtils;

/**
 * @author lgh
 * @date 2022/12/15 23:31:25
 * Feign请求时进行传递
 */
public class FeignInterceptor implements RequestInterceptor {

    @Override
    public void apply(RequestTemplate request) {
        String tenant = TenantContext.getTenantNoCheck();
        TenantLog.log("feign request interceptor");
        if (StringUtils.isNotBlank(tenant)) {
            request.header(TenantConstants.TENANT_TAG, tenant);
        }
    }
}
